This was added in upstream Linux commit 453431a54934 ("mm, treewide:
rename kzfree() to kfree_sensitive()").
Signed-off-by: Hauke Mehrtens <hauke@xxxxxxxxxx>
---
backport/backport-include/linux/slab.h | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/backport/backport-include/linux/slab.h b/backport/backport-include/linux/slab.h
index 66f0cc0d..f36dc40a 100644
--- a/backport/backport-include/linux/slab.h
+++ b/backport/backport-include/linux/slab.h
@@ -24,4 +24,8 @@ static inline void *kmalloc_array(size_t n, size_t size, gfp_t flags)
}
#endif
+#if LINUX_VERSION_IS_LESS(5,9,0)
+#define kfree_sensitive(x) kzfree(x)
+#endif
+
#endif /* __BACKPORT_SLAB_H */
--
2.20.1
--
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